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Contents

README

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H2SA1037AKT146R

HXY MOSFET · Bipolar (BJT) · SOT-23

H2SA1037AKT146R from HXY MOSFET, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 BASE passive Base terminal of the PNP transistor; the datasheet gives the saturation drive condition IB = -5 mA for IC = -50 mA (VCE(sat) max -0.25 V) and a base-emitter breakdown rating of VEBO -6 V.
2 EMITTER passive Emitter terminal of the PNP transistor, rated with an emitter-base breakdown voltage V(BR)EBO of -6 V and an absolute maximum emitter-base voltage VEBO of -6 V.
3 COLLECTOR passive Collector terminal of the PNP transistor, limited to a collector-emitter voltage VCEO of -50 V and a collector-base voltage VCBO of -60 V, with a maximum collector power dissipation PC of 400 mW.

Key specifications

Parameter Value
Manufacturer HXY MOSFET
Package SOT-23
Category Transistors/Thyristors
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Collector-base breakdown voltage V(BR)CBO -60 V IC=-50 A, IE=0 1
Collector-emitter breakdown voltage V(BR)CEO -50 V IC=-1mA, IB=0 1
Emitter-base breakdown voltage V(BR)EBO -6 V IE=-50 A, I C=0 1
Collector cut-off current ICBO -0.1 µA VCE=-60V, IE=0 1
Emitter-base cut-off current IEBO -0.1 µA VEB=-6V, IC=0 1
DC current gain hFE 120 560 VCE=-6V, IC=-1mA 1
Collector-emitter saturation voltage VCE(sat) -0.25 V IC=-50mA, IB=-5mA 1
Collector-base voltage VCBO -60 V 1
Collector-emitter voltage VCEO -50 V 1
Emitter-base voltage VEBO -6 V 1
Collector current IC -150 mA 1
Collector power dissipation PC 400 mW 1
Thermal resistance from junction to ambient RΘJA 250 /W 1
Operation junction and storage temperature range TJ,Tstg -55 150 ℃ 1

CAD (KiCad official)

  • Symbol: H2SA1037AKT146R
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: h2sa1037akt146r-etched.step / h2sa1037akt146r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); h2sa1037akt146r.step / h2sa1037akt146r.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: HXY MOSFET datasheet (4 pp, sha256 434e1615705c0b59, retrieved 2026-10-19, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF